Chapter 4 A deafening clap of thunder served as my alarm the next morning. I bolted upright, knocking Ghosts and Monsters to the floor—I’d fallen asleep reading—and performed my newly habitual scan of my room: closet, window, door, even a quick, reluctant peek over the side of the bed. My search revealed nothing, but I still shivered when seconds later a flash of lightning lit the room in brilliant light and shadow. I shook my head as I got out of bed. Logically, there was no point in being spooked. I’d seen no sign of the ghosts since Tuesday, and though my sleep last night had been restless, I’d also had no ghostly visitors. My parents had said I’d struggled with the nightmares in third or fourth grade, and I was no wizard with numbers, but if my calculations were correct that meant I’

